Individual Herbs Notebook

Gan Sui

Pharmaceutical: Radix Euphorbia Kansui

Other names: Sweet Spurge Root

Category: Downward Draining Herbs



Properties: Bitter, cold, toxic

Meridans Entered:
Primary: Lung, Kidney, and Large Intestine


Traditional Actions/Indications:
  1. Drains water downward and eliminates congested fluids and thin mucus
    Severe accumulation of fluid in the chest and abdomen Generalized oedema, facial oedema and abdominal distention
  2. Expels Phlegm
    Epilepsy due to Phlegm Blocking the Heart Orifices Seizures from Wind-Phlegm Withdrawal mania from recalcitrant Phlegm congealing and clumping
  3. Clears Heat, reduces swelling and disperses hardenings
    Swollen, painful, nodular Damp-Heat skin lesions (topical-appropriate for early stages, with oral ingestion of herbs that clear Heat and resolve toxicity)

Suggested Daily Dosage: 0.5-1g in powder form. The active form does not dissolve in water so decoction should be avoided.


Cautions: It is contraindicated to the pregnant women and those anxious about their health. It is antagonistic to Gan Cao.


Appears in 7 formulae listed on this site: (click to display)
Research Links & References: (click to display)